/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8                               :vi │
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2025 Justine Alexandra Roberts Tunney                              │
│                                                                              │
│ Permission to use, copy, modify, and/or distribute this software for         │
│ any purpose with or without fee is hereby granted, provided that the         │
│ above copyright notice and this permission notice appear in all copies.      │
│                                                                              │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL                │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED                │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE             │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL         │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR        │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER               │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR             │
│ PERFORMANCE OF THIS SOFTWARE.                                                │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/atomic.h"
#include "libc/calls/calls.h"
#include "libc/intrin/atomic.h"
#include "libc/stdio/stdio.h"
#include "libc/str/str.h"
#include "libc/testlib/testlib.h"
#include "libc/thread/thread.h"

#define THREADS    4
#define ITERATIONS 80

atomic_long counter;

void SetUpOnce(void) {
  testlib_enable_tmp_setup_teardown();
}

void *Worker(void *arg) {
  for (int i = 0; i < ITERATIONS; ++i) {
    char buf[32];
    sprintf(buf, "%ld", atomic_fetch_add(&counter, 1));
    int fd = creat(buf, 0644);
    ASSERT_NE(-1, fd);
    ASSERT_EQ(strlen(buf), write(fd, buf, strlen(buf)));
    ASSERT_SYS(0, 0, close(fd));
    ASSERT_SYS(0, 0, unlink(buf));
  }
  return 0;
}

TEST(closeunlink, test) {
  pthread_t th[THREADS];
  for (int i = 0; i < THREADS; ++i)
    ASSERT_EQ(0, pthread_create(&th[i], 0, Worker, 0));
  for (int i = 0; i < THREADS; ++i)
    ASSERT_EQ(0, pthread_join(th[i], 0));
}
